condition mean min max 4 h after light 40.35115 31.6653 49.037 8 h after light 40.999750000000006 38.1837 43.8158 12 h after light 19.541150000000002 15.3708 23.7115 4 h after dark 28.240249999999996 22.3496 34.1309 8 h after dark 16.386200000000002 15.7579 17.0145 12 h after dark 29.2408 27.4041 31.0775